1. B. V. Ioffe, Refractometric Methods in Chemistry [in Russian], Khimiya, Leningrad (1974).
2. GOST 28869-90, Optical Materials: Methods of Measuring Refractive Index [in Russian].
3. B. Edlén, Metrol., 2, No. 2, 12 (1966).
4. Yu. V. Filatov, D. P. Loukianov, and R. Probst, Metrol., No. 34, 343 (1997).
5. G. N. Vishnyakov et al., Proc. SPIE, 4900, 150 (2002).